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Finding the Fourth Proportional to 162,424.62, 224,147.39 and 89,823.73

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Solution

The fourth proportional to 162,424.62, 224,147.39 and 89,823.73 is: 123,957.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,424.62 : 224,147.39 = 89,823.73 : x
  2. Step 2: Convert to fraction form
    162,424.62/224,147.39 = 89,823.73/x
  3. Step 3: Cross multiply
    162,424.62x = 224,147.39 × 89,823.73
  4. Step 4: Simplify right side
    162,424.62x = 20,133,754,639.56
  5. Step 5: Solve for x
    x = 20,133,754,639.56/162,424.62
  6. Step 6: Final answer
    x = 123,957.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.